Most diesel engines will outlast the majority of gasoline engines...at least the larger diesel ones like in big rigs, so it is less likely that you will have to get a new engine. Not to mention diesel engines are more efficient for those that do a lot of towing and hauling.

Gun it and run it!
1981 CJ5,258,T-176,D300,AMC 20,Dana 30,Trxus M/T 31x10.50, Rancho 5000's, GroundPounderFab front bumper, polyethylene gas tank, aluminum dash, AutoMeter gauges

What this country needs is unemployed politicians.